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authorLionel Landwerlin <[email protected]>2017-01-25 13:58:14 +0000
committerLionel Landwerlin <[email protected]>2017-02-01 15:08:33 +0000
commit875b15eec4c1a0cab986f5eccfc54e3c0df02f7c (patch)
tree9c34ae3f20d2cf0d7262f20f959891926c5ff0c9
parentbd46040162c703b11db4cd042abe323a0c829325 (diff)
spirv: add SPV_KHR_shader_draw_parameters support
Signed-off-by: Lionel Landwerlin <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]> Reviewed-by: Anuj Phogat <[email protected]>
-rw-r--r--src/compiler/spirv/nir_spirv.h1
-rw-r--r--src/compiler/spirv/spirv_to_nir.c4
-rw-r--r--src/compiler/spirv/vtn_variables.c12
3 files changed, 17 insertions, 0 deletions
diff --git a/src/compiler/spirv/nir_spirv.h b/src/compiler/spirv/nir_spirv.h
index e3f4ee85cc9..e0ebc625844 100644
--- a/src/compiler/spirv/nir_spirv.h
+++ b/src/compiler/spirv/nir_spirv.h
@@ -48,6 +48,7 @@ struct nir_spirv_supported_extensions {
bool float64;
bool image_ms_array;
bool tessellation;
+ bool draw_parameters;
};
nir_function *spirv_to_nir(const uint32_t *words, size_t word_count,
diff --git a/src/compiler/spirv/spirv_to_nir.c b/src/compiler/spirv/spirv_to_nir.c
index 6c54dca248d..9f0b8fd3665 100644
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -2683,6 +2683,10 @@ vtn_handle_preamble_instruction(struct vtn_builder *b, SpvOp opcode,
spv_check_supported(tessellation, cap);
break;
+ case SpvCapabilityDrawParameters:
+ spv_check_supported(draw_parameters, cap);
+ break;
+
default:
unreachable("Unhandled capability");
}
diff --git a/src/compiler/spirv/vtn_variables.c b/src/compiler/spirv/vtn_variables.c
index 05345b303e5..098cfb5de7a 100644
--- a/src/compiler/spirv/vtn_variables.c
+++ b/src/compiler/spirv/vtn_variables.c
@@ -1010,6 +1010,18 @@ vtn_get_builtin_location(struct vtn_builder *b,
*location = SYSTEM_VALUE_GLOBAL_INVOCATION_ID;
set_mode_system_value(mode);
break;
+ case SpvBuiltInBaseVertex:
+ *location = SYSTEM_VALUE_BASE_VERTEX;
+ set_mode_system_value(mode);
+ break;
+ case SpvBuiltInBaseInstance:
+ *location = SYSTEM_VALUE_BASE_INSTANCE;
+ set_mode_system_value(mode);
+ break;
+ case SpvBuiltInDrawIndex:
+ *location = SYSTEM_VALUE_DRAW_ID;
+ set_mode_system_value(mode);
+ break;
case SpvBuiltInHelperInvocation:
default:
unreachable("unsupported builtin");